(1)
Labial palp is enormously elongate, its 1st and 2nd segments
are very long, each more than twice longer than paraglossa; 3rd
segment retains normal size (Demoulin 1966a: Fig.8).

Plesiomorphies
of Leentvaaria. Each tergalius IVII has both lamellae simple, terminated by a single process, without
other processes or projections (unlike Hermanella/g3, Hylister and Traverella);
not oval (unlike Needhamella/g1) [see Leptophlebia/fg1
(10)].